A207668 - OEIS

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A207668

Number of suitable numbers k(m) for m = A207017(n).

0

2, 1, 1, 2, 1, 2, 1, 1, 1, 1, 1, 2, 1, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 3, 1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 2, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 3, 1, 1

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Or a(n) is the number of proper H-divisors > 1 of A207017(n).

LINKS

Table of n, a(n) for n=1..60.

CROSSREFS

Cf. A207017, A207666.

Sequence in context: A342626 A358005 A078316 * A293838 A055443 A003842

Adjacent sequences: A207665 A207666 A207667 * A207669 A207670 A207671

KEYWORD

nonn

AUTHOR

Vladimir Shevelev, Feb 19 2012

STATUS

approved